Files
OpenFlare/openflare-server/pkg/trace/sampler.go
T
ryan 88360350a0 refactor(repo): replace legacy openflare-server with Wavelet rename
Delete the old monolithic openflare-server implementation and rename
Wavelet/ to openflare-server/ to complete the migration consolidation.
Update CI workflows, agent Dockerfiles, and deployment docs for the new
layout (frontend/, docker/Dockerfile).
2026-06-19 11:29:17 +08:00

20 lines
549 B
Go

// Copyright 2025 linux.do
// Copyright 2026 Arctel.net
// SPDX-License-Identifier: Apache-2.0
package trace
import (
sdktrace "go.opentelemetry.io/otel/sdk/trace"
)
// ParentBasedRatioSampler 创建父级感知的概率采样器
// - 如果父 Span 已采样,则子 Span 也采样
// - 如果父 Span 未采样,则子 Span 也不采样
// - 如果是根 Span,按 samplingRate 概率采样
func ParentBasedRatioSampler(samplingRate float64) sdktrace.Sampler {
return sdktrace.ParentBased(
sdktrace.TraceIDRatioBased(samplingRate),
)
}